Haltwhistle Tower is a 15th/16th century three storey stone pele-tower, with a plain corbelled parapet and a gabled caphouse. Originally the tower was free standing, with a northern first floor entrance and an anti-clockwise spiral stair, that gave access to all the floors. The attached three storey wing, is 18th century and in 1996-97 the interior was completely refurbished. Nearby are Haltwhistle Castle and Haltwhistle Bastle 1-5 and 6 miles north-east is Housesteads Bastle.